Kenyelletso ea sehlahisoa
AISI 4140 Steel Bar, Steel Plate, Flats Supplier, Stockist le Exporter. AISI SAE 4140 alloy steel ke chromium molybdenum alloy steel specification e sebelisoang haholo molemong oa kakaretso bakeng sa lisebelisoa tse kang li-axles, shafts, bolts, gears le lisebelisoa tse ling. E ts'oana le alloy grade AISI 4130 chrome moly alloy steel empa e na le khabone e phahameng hanyane. Thepa e phahameng ea carbon ea AISI 4140 tšepe e fana ka matla a maholo le matla a ho phekola mocheso ha a bapisoa le AISI / ASTM 4130 alloy steels, leha ho le joalo e na le litšobotsi tse tlaase tsa weldability.
4140 LENGOLO LA LITŠOANTŠISO
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1. Supply Range for AISI alloy 4140 steel bar
4140 Steel Round Bar: bophara ba 8mm - 3000mm
Plate ea tšepe ea 4140: botenya 10mm - 1500mm x bophara 200mm - 3000mm
4140 Steel Grade Square: 20mm - 500mm
Surface Finish: E Ntšo, E entsoe ka thata, e Fetotsoe kapa ho latela litlhoko tse fanoeng.
2. Litlhaloso tse tloaelehileng tsa 4140 tsa tšepe
| Naha |
usa |
Sejeremane |
Brithani |
Japane |
China |
Australia |
| Standard |
ASTM A29 |
DIN 17200 |
BS970 |
JIS G4105 |
GB/T 3077 |
AS 1444 |
| Mephato |
4140 |
1.7225/
42crmo4 |
42CrMo4 |
SCM440 |
42CrMo |
4140 |
3. 4140 Steel Bar Chemical Composition
| Standard |
Kereiti |
C |
Mong |
P |
S |
Si |
Ni |
Kr |
Mo |
| ASTM A29 |
4140 |
0.38-0.43 |
0.75-1.00 |
0.035 |
0.040 |
0.15-0.35 |
- |
0.8-1.10 |
0.15-0.25 |
| EN 10250 |
42CrMo4/
1.7225 |
0.38-0.45 |
0.6-0.9 |
0.035 |
0.035 |
0.4 |
- |
0.9-1.2 |
0.15-0.30 |
| JIS G4105 |
SCM440 |
0.38-0.43 |
0.60-0.85 |
0.03 |
0.03 |
0.15-0.35 |
- |
0.9-1.2 |
0.15-0.30 |
4. Mechanical Properties ea AISI Alloy 4140 Steel Bar, Plates, Square
| Thepa |
Metric |
Moemphera |
| Matla a tšepe |
655 MPa |
95000 psi |
| Ho hlahisa matla |
415 MPa |
60200 psi |
| Bulk modulus (e tloaelehileng bakeng sa tšepe) |
140 GPA |
20300 ksi |
| Shear modulus (e tloaelehileng bakeng sa tšepe) |
80 GPA |
11600 lik'hilograma |
| Elastic modulus |
190-210 GPA |
27557-30458 ksi |
| Karolelano ea Poisson |
0.27-0.30 |
0.27-0.30 |
| Elongation nakong ea khefu (ka 50 mm) |
25.70% |
25.70% |
| Thata, Brinell |
197 |
197 |
| Hardness, Knoop (e fetotsoe ho tsoa ho Brinell hardness) |
219 |
219 |
| Hardness, Rockwell B (e fetotsoe ho tloha ho Brinell hardness) |
92 |
92 |
| Hardness, Rockwell C (e fetotsoe ho tsoa ho Brinell hardness. Boleng bo ka tlase ho mefuta e tloaelehileng ea HRC, bakeng sa papiso feela) |
13 |
13 |
| Hardness, Vickers (e fetotsoe ho tloha ho Brinell hardness) |
207 |
207 |
| Machinability (e thehiloeng ho AISI 1212 joalo ka 100 machinability) |
65 |
65 |
5. Ho qapa
Preheat tšepe ka hloko, mocheso ho 1150 oC - 1200 oC boholo, tšoara ho fihlela mocheso o lekana ho pholletsa le karolo.
U se ke ua forge ka tlase ho 850 oC. Ka mor'a ts'ebetso ea forging mosebetsi o lokela ho pholile butle kamoo ho ka khonehang.
6. AISI 4140 Steel Grade Heat Treatment
- Annealing
Chesa litšepe tsa ASTM 4140 ho 800 oC - 850 oC, tšoara ho fihlela mocheso o lekana ho pholletsa le karolo mme o pholile ka sebōping.
- Ho tloaeleha
Alloy ea tšepe ea mocheso 4140 ho 870 oC - 900 oC, tšoara ho fihlela mocheso o lekana ho pholletsa le karolo, inela metsotso e 10 - 15 'me u pholile moeeng o khutsitseng.
- Ho halefisa
Futhumatsa hape tšepe ea grade 4140 ho ea ho 550 oC - 700 oC ha ho hlokahala, tšoara ho fihlela mocheso o lekana ho pholletsa le karolo, inela hora e le 'ngoe ho 25 mm ea karolo,' me u pholile moeeng o khutsitseng.
7. Ho thatafala ha AISI Alloy Steel 4140
AISI alloy 4140 tšepe bar, poleiti le lisekoere li ka thatafatsoa ke ho sebetsa ka mokhoa o batang, kapa ho futhumatsa le ho tima.
SAE 4140 alloy steel hangata e fana ka mocheso o seng o phekotsoe ho thatafala ka 18-22 HRC. Haeba ho hlokahala phekolo e eketsehileng ea mocheso, joale mocheso ho 840 oC - 875 oC, tšoara ho fihlela mocheso o lekana ho pholletsa le karolo, soa ka metsotso e 10 - 15 ka karolo ea 25 mm, 'me u tima ka oli, metsi, kapa polymer ha ho hlokahala.
8. Ho sebelisoa ha AISI alloy round 4140 steel bar
ASTM alloy 4140 tšepe ea tšepe, thepa e bataletseng kapa ea poleiti e ka sebelisoa e le mefuta e mengata ea lits'ebetso moo ho hlokahalang ho thatafala le ho hanyetsa ho roala ho feta limaraka tse tlase tsa khabone. Lisebelisoa tse tloaelehileng tsa 4140 tšepe ea lisebelisoa li kenyelletsa likaroloana, li-adapter, Arbors,strippers, holder blocks, mold bases, ejectors, backup le support tool, fixtures, jigs, molds, cams, drill collars, Axle Shafts, Bolts, Crankshafts,stubs, li-couplings, 'mele oa reamer, li-axles, shafting, piston rods, lipheleu, li-hydraulic machine shafts, gears, sprockets, gear racks, chain links, spindles, lisebelisoa tsa lisebelisoa, lithulusi, lithupa tsa thae, Connection Rods, Chuck Bodies, Collets, Conveyor Pins & Rolls, Ejector Pins, Forks, Gears, Guides, Hydraulic Shafts & Parts,Lathe Spindles, Logging Parts, Milling Spindles, Motor Shafts, Nuts, Pinch Bars, Pinions, Pump Shafts,bare e tenang, lipina, li-slide, likhoele kapa likaroloana. , ho etsa li-dies, brake dies, trim dies, bolster, likarolo tsa mochini le likarolo, joalo-joalo.
Amohela bareki ho botsa AISI 4140 bareng ea tšepe, poleiti, tšepe e bataletseng bakeng sa theko ea tšepe ea 4140. Re barekisi ba litsebi le barekisi ba kantle ho naha ka lilemo tse fetang 12. Re u fa tharollo ea lefats'e ea aisi alloy 4140 steel bar.
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